Meet Rita the Rock Planter, one of Danish sculptor Thomas Dambo's enormous wooden trolls.

This historic address is home to the beloved ball and is an almost totally empty building among the most expensive real estate in the world.

A remnant of the original World Trade Center complex continues to serve as a commuter gateway.

The last living thing to come out of the rubble after 9/11 is now a symbol of hope and resilience.

This cemetery has graves dating back to the 17th century, including the city's oldest carved tombstone and an ominous cryptogram.

Lady Liberty's first beacon of enlightenment is now displayed in a museum near the statue.

Now abandoned, the first public health hospital in the U.S. saw more than one million immigrants from around the world.

Hidden in plain sight on the Hudson River is an abandoned train station where nature has taken over.

This haunting monument honors the victims of 9/11.

The Grand Ole Opry's big voice came from a small home in rural Virginia where she was eventually buried.

One artist’s scheme to expand museum viewing hours into the evening led to the illumination of an entire city.

Island where motor vehicles are banned -- home to the only carless highway in the United States.

This lone tree and dramatic sandstone outcropping are so beloved by Michiganders they can be found on one of the state’s coins.

The fifth-longest suspension bridge the world, connecting one Michigan peninsula to another.

A park and memorial dedicated to the victims of the deadliest school massacre in American history.

An eerily abandoned stone tower is all that remains of a demolished dam on Cape Fear River.

The world's largest vertical wind tunnel.

A different Edgar Allan Poe built this charming Victorian home.

The antique barns in Cameron are not painted with your grandfather's Mail Pouch Tobacco murals.

One of the best places to see feral Colonial Spanish Mustangs in the United States.

A true roadside icon standing on the same plains that the herds once roamed.

This historic sunny-yellow building has an unfortunate connection to the sinking of the Titanic.

A historic covered bridge, only one of two remaining in North Carolina.

The only natural lake in the world that drains into both the Atlantic and Pacific Oceans.